<template>
	<view>
		 <view class="goods-list">
        <view v-for="(good,i) in goodsList" :key="i" @click="gotoDetail(good)">
           <my-goods :goods="good"></my-goods>
        </view>
     </view> 
	</view>
</template>

<script>
	export default {
		data() {
			return {
				queryObj:{
          query:'',
          cid:'',
          pagenum:1,
          pagesize:10
        },
        goodsList:[],
        total:0,
        isLoading:false //节流阀
			};
		},
    onLoad(options){
      // console.log(options)
      this.queryObj.query = options.query || ''
      this.queryObj.cid = options.cid || ''
      
      this.getGoodsList()
    },
    onReachBottom(){
       if(this.queryObj.pagenum * this.queryObj.pagesize >= this.total) return uni.$showMessage('数据加载完毕!')
       if(this.isLoading) return
       this.queryObj.pagenum  += 1    
       this.getGoodsList()
    },
    onPullDownRefresh(){
      this.goodsList=[]
      this.queryObj.pagenum=1
      this.total=0
      this.isLoading=false
      
      this.getGoodsList(()=>uni.stopPullDownRefresh())
    },
    methods:{
      async getGoodsList(cb){
        // 打开节流阀
        this.isLoading=true
        const {data:res}= await uni.$http.get('/api/public/v1/goods/search',this.queryObj)
        // 关闭节流阀
        this.isLoading=false
        //数据请求完毕,立即调用cb回调函数
        cb&&cb()
        
        if(res.meta.status !==200) return uni.$showMessage()
        
        this.goodsList = [...this.goodsList, ...res.message.goods]
        this.total =res.message.total
      },
      gotoDetail(item){
        uni.navigateTo({
          url:"/subpkg/goods_detail/goods_detail?goods_id=" +item.goods_id
        })
      }
    },
    
    
	}
</script>

<style lang="scss">
.goods-list{
  
}
</style>
